the buses had green and white ribbons on the front, sandy hook's colors. but police kept one elementary school closed as a precaution after receiving threats. >> i will always be worried but now it's very, very bad. >> reporter: children at sandy hook have not yet returned to school. when they do, it will be at a school in the nearby town of monroe. late today the nra released its first public reaction to last week's shooting saying its members are shocked, saddened and heartbroken about the horrific senseless murders in newtown. the organization says it stands ready to make meaningful contributions to make sure it doesn't happen again. reporting live in newtown, connecticut, i'm randall pinkston. back to you. >> thank you. >>> meantime, new calls for gun control laws on capitol hill today. those injured in mass shootings and families of victims were in washington, d.c. to press lawmakers on new restrictions. one father whose son survived the sandy hook shooting says it's time for action. >> we need to make this society safer if not for us, let's make it s